Cutting board



FIG. 1 is a top perspective view of the cutting board my new design.

FIG. 2 is a side view elevation thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a cutting board, as shown and described. 